[R] manova with Error?

ripley@stats.ox.ac.uk ripley at stats.ox.ac.uk
Thu Oct 17 18:27:41 CEST 2002


manova with Error is not supported: no one has written the code for it.
It took long enough for someone to come up with the code for manova and
for aov with Error!

?Error refers you to aov, not manova.

On Thu, 17 Oct 2002, RenE J.V. Bertin wrote:

> On 17 Oct 2002 13:50:30 +0200, Peter Dalgaard BSA <p.dalgaard at biostat.ku.dk> wrote regarding "Re:
> [R] manova with Error?"
>
> Hi,
>
> 8-)
> 8-) This is not my specialty, but could it be that you have an empty error
> 8-) stratum? I.e. if Subject:fac1:fac2 is the entire data set, then there
> 8-) is no DF for the residual error. (If so, try Error(Subject/(fac1+fac2)) )
>
>
> I'm not sure what you mean with "the entire data set". I have one value for obs1 and one for obs2 for each combination of Subject, fac1 and fac2.
>
> I tried your suggestion; got the same error message.
>
> BTW: Would that not also cause problems in a regular anova, with aov?
>
> RenE Bertin.
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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